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Finding the Fourth Proportional to 1,951.88, 2,927.81 and 796.82

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Solution

The fourth proportional to 1,951.88, 2,927.81 and 796.82 is: 1,195.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.88 : 2,927.81 = 796.82 : x
  2. Step 2: Convert to fraction form
    1,951.88/2,927.81 = 796.82/x
  3. Step 3: Cross multiply
    1,951.88x = 2,927.81 × 796.82
  4. Step 4: Simplify right side
    1,951.88x = 2,332,933.58
  5. Step 5: Solve for x
    x = 2,332,933.58/1,951.88
  6. Step 6: Final answer
    x = 1,195.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.